With the world's population estimated to grow from six to nine billion by 2050, researchers.

出自-2011年12月阅读原文

He estimated that the "comfort level" will increase considerably in five to ten years.

2017年6月四级真题（第一套）听力 Section A

Yet due to poor practices in harvesting, storage and transportation, as well as market and consumer wastage, it is estimated that 30-50% of all food produced never reaches a human stomach.

出自-2013年12月阅读原文

Of the roughly 40 million books in US libraries, for example, an estimated 32 million are in copyright.

出自-2011年12月阅读原文

Interest in this aspect of the settlement has focused on "orphan" works, where there is no known copyright holder – these make up an estimated 5-10% of the books Google has scanned

出自-2011年12月阅读原文

It is estimated that 25% of all methane that released into the atmosphere coming from farm animals.

出自-2013年6月听力原文

The WCRF has estimated that 19,000 cancers a year in Britain could be prevented if people lost their excess weight with growing evidence that excess body fat increases the risk of various cancers.

出自-2010年12月听力原文

It estimated that step would save hundreds of billions of dollars over the next decade.

2016年6月六级真题（第二套）阅读 Section B

It is estimated that in 2014 the world produced some 42 million metric tons of e-waste discarded electrical and electronic equipment and its parts with North America and Europe accounting for 8 and 12 million metric tons respectively.

2019年6月六级真题（第二套）阅读 Section B

Some scientists are examining the potential for harvesting icebergs form Antarctica, which is estimated to have the biggest reserves of fresh water on the planet.

2016年12月六级真题（第三套）阅读 Section B

The " African-American " group estimated that he earned about ＄37, 000 a year and had a two-year college degree.

2015年12月六级真题（第一套）阅读 Section C

Together, the value of these metals is estimated to be about $52 billion.

2019年6月六级真题（第二套）阅读 Section B

The cost to repair it was estimated at $800.

2016年高考英语天津卷 阅读理解 阅读B 原文

In particular, they called for forging closer collaborations with western state governments, which are often uneasy with federal action, and with the private landowners who control an estimated 95% of the prairie chicken's habitat.

2016年考研真题（英语二）阅读理解 Section Ⅱ

Legislation is moving through the House that would save USPS an estimated $28.6 billion over five years, which could help pay for new vehicles, among other survival measures.

2018年考研真题（英语一）阅读理解 Section Ⅱ